CN112407016A - Linkage folding child chair applied to baby carriage - Google Patents

Linkage folding child chair applied to baby carriage Download PDF

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Publication number
CN112407016A
CN112407016A CN202011427737.3A CN202011427737A CN112407016A CN 112407016 A CN112407016 A CN 112407016A CN 202011427737 A CN202011427737 A CN 202011427737A CN 112407016 A CN112407016 A CN 112407016A
Authority
CN
China
Prior art keywords
frame
seat
seat frame
locking
backrest
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011427737.3A
Other languages
Chinese (zh)
Inventor
黄伟诗
郭振明
张世强
伍晓霞
梁丽琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Techkids Baby Products Co ltd
Original Assignee
Zhongshan Techkids Baby Products Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongshan Techkids Baby Products Co ltd filed Critical Zhongshan Techkids Baby Products Co ltd
Priority to CN202011427737.3A priority Critical patent/CN112407016A/en
Publication of CN112407016A publication Critical patent/CN112407016A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B9/00Accessories or details specially adapted for children's carriages or perambulators
    • B62B9/10Perambulator bodies; Equipment therefor
    • B62B9/102Perambulator bodies; Equipment therefor characterized by details of the seat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • B62B7/083Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • B62B7/086Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis becoming smaller in all three dimensions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B9/00Accessories or details specially adapted for children's carriages or perambulators
    • B62B9/10Perambulator bodies; Equipment therefor
    • B62B9/102Perambulator bodies; Equipment therefor characterized by details of the seat
    • B62B9/104Perambulator bodies; Equipment therefor characterized by details of the seat with adjustable or reclining backrests
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2205/00Hand-propelled vehicles or sledges being foldable or dismountable when not in use
    • B62B2205/20Catches; Locking or releasing an articulation

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)

Abstract

The invention belongs to the field of children's vehicles, and particularly relates to a linkage folding children's chair on a children's vehicle. Comprises a seat body, the seat body comprises a seat frame and a backrest frame hinged with the seat frame, and the hinged part of the seat frame and the backrest frame is provided with a locking component for limiting the rotation of the backrest frame relative to the seat frame, a seat locking component which limits the seat frame to rotate relative to the baby carriage is arranged between the seat frame and the baby carriage, an unlocking device which can unlock the locking component is arranged on the backrest frame, the child chair part is folded in 2 sections, the backrest frame can rotate towards the seat frame to be folded, and the seat frame can rotate relative to the child bicycle to be folded for 2 times, so that the overall space of the folded and folded child bicycle is smaller, the child bicycle is convenient to store and place, after the locking assembly is unlocked by the unlocking device on the backrest frame, the seat locking assembly between the seat frame and the frame can be unlocked in the process that the backrest frame can be folded towards the seat frame, and the seat can be folded together.

Description

Linkage folding child chair applied to baby carriage
[ technical field ] A method for producing a semiconductor device
The invention belongs to the field of children's vehicles, and particularly relates to a linkage folding children's chair on a children's vehicle.
[ background of the invention ]
The baby carriage is a 'vehicle' for babies, and can be moved only by assisting a person in pushing or pulling. Is a necessary vehicle for assisting parents to carry babies to go to the street and walk. With the development of the baby carriage, the portability of the baby carriage is valued by parents. Because the stroller is bulky when unfolded, the stroller is usually folded by arranging a foldable frame so as to be convenient to carry, transport or store. Therefore, the folding mode and the folding operation of the baby carriage product also become one of selling points attracting consumers.
The folding of current bassinet is generally accomplished folding of bassinet through the articulated rotation fifty percent discount of frame, and to the mode of rotation folding, the thickness of bassinet can be very big after its rotation fifty percent discount, secondly its seat can not be folded, generally just rotate along with the frame, become vertical state, rethread release back frame, it is last to become the seat, the vertical mode of back under, form and fold up along with the bassinet together, but the back is in free state, still can freely rock in folding up state back department, can not form a fixed state of folding up, lead to the transport inconvenient.
[ summary of the invention ]
In order to solve the problem that the child chair in the prior art can not be folded generally, the invention provides a child chair capable of being linked and folded on a baby carriage.
The invention is realized by the following technical scheme:
be applied to folding children's chair of linkage on bassinet, including the seat body, the seat body include the seat frame and with seat frame articulated back frame, just seat frame and the articulated department of back frame are equipped with the restriction the relative seat frame pivoted locking subassembly of back frame, be equipped with the relative bassinet pivoted seat locking subassembly of restriction seat frame between seat frame and the bassinet, but be equipped with the unblock on the back frame locking subassembly's unlocking device, just behind the locking subassembly unblock, the back frame can be folded up to seat frame direction rotation, just when the relative seat frame of back frame rotates, can lock the subassembly unblock with the seat, makes the seat frame can rotate to fold up relative bassinet.
The child chair capable of being linked and folded applied to the baby carriage is characterized in that a handrail is further arranged between the backrest frame and the seat frame, and when the backrest frame rotates relative to the seat frame, the handrail can be unlocked, so that the handrail can rotate relative to the seat frame and be folded together.
The linkage folding children chair applied to the baby carriage is characterized in that the lower end of the backrest frame is provided with a backrest frame hinge part, the seat frame is provided with a seat frame hinged element matched with the backrest frame hinged element, the lower end of the armrest is also provided with an armrest hinged element positioned between the backrest frame hinged element and the seat frame hinged element, the locking component comprises a first clamping and locking piece which is arranged between the back frame hinged piece and the seat frame hinged piece and connected with the seat frame hinged piece, the unlocking device comprises a locking bolt which is arranged on the backrest frame and extends into the seat frame hinge part to be matched with the first locking piece, an unlocking button which is arranged on the backrest frame and can pull the locking bolt to move, and a connecting rope which is arranged between the unlocking button and the locking bolt, the locking bolt can be pulled to move towards the backrest frame through the unlocking button, so that the backrest frame can rotate relative to the seat frame by separating from the first locking piece.
Be applied to folding children's chair of linkage on bassinet, still be equipped with the slip card latch spare on the first card latch spare, still be equipped with the second card latch spare that stretches out outside seat frame articulated spare and bassinet cooperation kayser on the seat frame articulated spare, the lower extreme of slip card latch spare has the contact arm that extends to second card latch spare top, be equipped with the lug on the inboard of back frame articulated spare, when back frame seat frame relatively rotated, through the lug roof pressure slip card latch spare makes slip card latch spare and second card latch spare downstream, seat frame can rotate the folding of bassinet relatively.
The linkage folding children chair applied to the baby carriage is characterized in that the upper end of the sliding clamping and locking piece is a taper top with two low sides and a high middle part, and a return spring is further arranged between the sliding clamping and locking piece and the first clamping and locking piece.
Be applied to folding child's chair of linkage on bassinet as above, be equipped with the card protruding that extends on the handrail articulated elements on the upper end one side of slip latch fitting, be equipped with on the internal perisporium of handrail articulated elements and supply the bayonet socket that the card protruding is gone into, the card is protruding to move down the back along with the slip latch fitting and breaks away from the bayonet socket, the handrail can be relative the seat frame rotates and folds up.
The linkage folding child chair applied to the baby carriage is characterized in that a rotating seat connected with the baby carriage is further arranged on the outer side of the seat frame hinge part, one end of the second clamping and locking part is located in the rotating seat, and the other end of the second clamping and locking part penetrates through the rotating seat and extends into the seat frame hinge part.
The linkage folding child chair applied to the baby carriage is characterized in that one end of the rotating seat, opposite to the baby carriage, is provided with a cavity, the baby carriage is provided with a matching lug extending into the cavity, and the lower end of the matching lug is provided with a notch for the second clamping and locking piece to be clamped in.
The linkage folding child chair applied to the baby carriage is characterized in that the peripheral surface of the matching lug is provided with a convex limiting block, and the inner wall of the cavity is provided with a limiting step.
Be applied to folding child's chair of linkage on bassinet, seat body demountable installation is on the bassinet, still be equipped with between seat frame and the bassinet and dismantle locking Assembly, dismantle locking Assembly including locating rotate the embedding piece of the relative seat frame articulated elements one side of seat, locate the spout that the seat frame articulated elements outside can supply to embed the piece card and go into, be equipped with on the rotation seat and follow the retaining member that the embedding piece extends to the spout direction, be equipped with the confession in the spout the lockhole that the retaining member stretched into, just still be equipped with the button that stretches into to the spout on the seat frame articulated elements, through pressing the button, can make the retaining member breaks away from the lockhole, the spout can imbed the piece motion relatively and realize seat and rotate seat or frame separation.
Compared with the prior art, the invention has the following advantages:
1. the invention provides a linkage folding child chair on a baby carriage, wherein a child chair part is folded in a 2-segment mode, a backrest frame can rotate towards the direction of the seat frame to be folded, and the seat frame can rotate relative to the baby carriage to be folded for 2 times, so that the whole space of the folded and folded baby carriage is smaller, the baby carriage is convenient to store and place, after a locking assembly is unlocked by an unlocking device on the backrest frame, the seat locking assembly between the seat frame and a frame is unlocked in the process that the backrest frame can be folded towards the direction of the seat frame, and the seat can be folded together in the process of folding the backrest. The linked unlocking and folding mode makes the operation simpler. In addition, the folding form of the frame can be matched, so that the baby carriage can be folded in a retracted mode to the maximum extent.
2. The invention relates to a linkage folding child chair on a baby carriage, which is detachably arranged on a frame, and has simple mounting and dismounting structure and convenient operation. In addition, the mounting structure can be arranged in a forward mode and a reverse mode, so that the orientation of the child chair can be freely changed according to the use requirement.
3. The backrest of the linkage folding children chair on the baby carriage has a height adjusting function, the height of the backrest can be adjusted in multiple gears by utilizing the form that the elastic limiting piece is matched with different adjusting holes on the backrest frame, and the backrest can move relative to the backrest frame only by pulling the backrest with force by adopting a structure of sliding adjustment and the elastic limiting piece, and the elastic limiting piece can be clamped into the corresponding adjusting hole under the action of elasticity when the backrest moves to be opposite to the adjusting hole, so that the height adjustment is completed. The backrest and the backrest frame can be relatively fixed without an independent unlocking structure.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a block diagram of a child chair;
FIG. 2 is an exploded view of the structure of the child chair;
FIG. 3 is an exploded view of the hinge joint of the child chair;
FIG. 4 is an exploded view II of the hinge joint of the child chair;
FIG. 5 is an exploded view of the hinge joint of the child chair;
FIG. 6 is a block diagram of the hinge of the stroller;
FIG. 7 is a half sectional view of the hinge of the stroller and the child seat;
FIG. 8 is a block diagram of a folding child seat on the stroller that can be linked;
FIG. 9 is a folded back view of the chair;
FIG. 10 is a folding view of the child chair;
FIG. 11 is a folded view of the stroller;
FIG. 12 is a state view of the reverse installation of the child chair;
FIG. 13 is a reverse installed folded view of the child chair;
fig. 14 is an exploded view of the stroller and child seat.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention is realized by the following technical scheme:
as shown in fig. 1 to 14, a foldable child seat capable of linking to be used in a stroller includes a seat body 2, the seat body 2 includes a seat frame 21 and a backrest frame 22 hinged to the seat frame 21, a locking assembly is disposed at a hinge of the seat frame 21 and the backrest frame 22 to limit the rotation of the backrest frame 22 relative to the seat frame 21, a seat locking assembly is disposed between the seat frame 21 and the stroller to limit the rotation of the seat frame 21 relative to the stroller, an unlocking device 8 is disposed on the backrest frame 22 to unlock the locking assembly, after the locking assembly is unlocked, the backrest frame 22 can be rotated and folded in the direction of the seat frame 21, and when the backrest frame 22 rotates relative to the seat frame 21, the seat locking assembly can be unlocked to allow the seat frame 21 to be rotated and folded relative to the stroller. The invention provides a linkage folding child chair on a baby carriage, wherein a child chair part is folded in a 2-segment mode, a backrest frame can rotate towards the direction of the seat frame to be folded, and the seat frame can rotate relative to the baby carriage to be folded for 2 times, so that the whole space of the folded and folded baby carriage is smaller, the baby carriage is convenient to store and place, after a locking assembly is unlocked by an unlocking device on the backrest frame, the seat locking assembly between the seat frame and a frame is unlocked in the process that the backrest frame can be folded towards the direction of the seat frame, and the seat can be folded together in the process of folding the backrest. The linked unlocking and folding mode makes the operation simpler. In addition, the folding form of the frame can be matched, so that the baby carriage can be folded in a retracted mode to the maximum extent.
In this scheme, bassinet includes the frame, and the frame includes frame 11, lower preceding frame 12 and lower back frame 13, it is articulated each other with lower preceding frame 12 and lower back frame 13 upper end to go up 11 lower extremes of frame, and articulated department is equipped with the folding subassembly of frame, it is equipped with the unblock spare on the frame 11 to go up. After the unlocking piece is unlocked, the hinged ends of the upper frame 11, the lower front frame 12 and the lower rear frame 13 can rotate relatively, so that the upper frame 11 and the lower front frame 12 can rotate towards the lower rear frame 13 to realize the folding of the frame of the baby carriage. Therefore, the frame can be folded independently, and the seat can be folded independently, so that the folded whole vehicle is smaller in size.
In this embodiment, a handrail 23 is further disposed between the backrest frame 22 and the seat frame 21, and when the backrest frame 22 rotates relative to the seat frame 21, the handrail 23 can be unlocked, so that the handrail 23 can rotate relative to the seat frame 21 and be folded together. The armrest is also a conventional structure on the child chair, and the armrest is positioned between the seat frame and the backrest frame, and the backrest frame is rotated and folded in the process of the scheme, so that the armrest frame is unlocked incidentally, the armrest can also be rotated and folded together, and the folding operation is simpler.
Specifically, a backrest frame hinge member 221 is provided at the lower end of the backrest frame 22, a seat frame hinge member 211 matched with the backrest frame hinge member 221 is provided on the seat frame 21, the lower end of the armrest 23 is also provided with an armrest hinge 231 between the back frame hinge 221 and the seat frame hinge 211, the locking assembly includes a first latch 31 coupled to the seat frame hinge 211 between the back frame hinge 221 and the seat frame hinge 211, the unlocking device 8 comprises a locking bolt 81 which is arranged on the backrest frame 22 and extends into the seat frame hinge part 211 to be matched with the first locking piece 31, an unlocking button which is arranged on the backrest frame 22 and can pull the locking bolt 81 to move, and a connecting rope which is arranged between the unlocking button and the locking bolt 81, the latch bolt 81 can be pulled to move toward the back frame 22 by the unlock button to disengage the first latch 31, so that the back frame 22 can rotate relative to the seat frame 21. The connecting rope in this scheme adopts wire rope can. In addition, the backrest frame is fixed relative to the seat frame through the matching of the locking bolt and the first locking piece. After the latch pin 81 is disengaged, the back frame can be rotated relative to the first latch member or the seat frame.
Still specifically, still be equipped with slide latch spare 32 on the first latch spare 31, still be equipped with on the seat frame articulated elements 211 and stretch out to the seat frame articulated elements 211 outer with the second latch spare 33 of frame 1 cooperation kayser, the lower extreme of slide latch spare 32 has the contact arm 321 that extends to second latch spare 33 top, be equipped with lug 2211 on the inboard of back frame articulated elements 221, when back frame 22 rotates for seat frame 21, through lug 2211 roof pressure slide latch spare 32 makes slide latch spare 32 and second latch spare 33 move down, seat frame 21 can rotate for frame 1 and fold up. The scheme utilizes the cooperation of the sliding clamping and locking piece 32 and the first clamping and locking piece 31 and the second clamping and locking piece 33 to carry out the linkage unlocking. The detailed unlocking process comprises the following steps: when the backrest frame rotates, the backrest frame hinge part rotates to a certain position, the sliding clamping and locking part can be pushed to move downwards, and when the sliding clamping and locking part moves downwards, the second clamping and locking part is driven to move downwards through the contact arm, so that the locking assembly between the seat frame and the frame is unlocked, the rotation of the seat can be unlocked, and when the second clamping and locking part moves downwards, the armrest frame is unlocked simultaneously, so that the armrest frame and the seat frame are unlocked in a linkage manner in the rotation process of the backrest frame.
Moreover, the upper end of the sliding latch 32 is a tapered top 322 with two low sides and a high middle part, so that when the backrest frame rotates, the convex block at the inner side of the backrest frame contacts with the side edge of the top first, and the sliding latch can be pressed down by continuously rotating under the action of the tapered inclined plane, thereby realizing the linked unlocking. And a return spring is further provided between the slide latch 32 and the first latch 31.
As described above, the armrest of the present embodiment is also unlocked in a linked manner, a locking protrusion 323 extending toward the armrest hinge 231 is disposed on one side of the upper end of the sliding locking member 32, a bayonet 2311 for the locking protrusion 323 to be locked is disposed on the inner peripheral wall of the armrest hinge 231, the locking protrusion 323 moves down along with the sliding locking member 32 and then disengages from the bayonet 2311, and the armrest 23 can rotate and fold relative to the seat frame 21.
In addition, a rotating seat 41 connected with the frame 1 is further arranged on the outer side of the seat frame hinge 211, one end of the second latch 33 is located in the rotating seat 41, and the other end of the second latch passes through the rotating seat 41 and extends into the seat frame hinge 211; a cavity 410 is formed in one end, opposite to the frame 1, of the rotating seat 41, a matching bump 42 extending into the cavity 410 is arranged on the frame 1, and a notch for the second locking piece 33 to be clamped in is formed in the lower end of the matching bump 42; the circumferential surface of the matching lug 42 is provided with a convex limiting block 421, and the inner wall of the cavity 410 is provided with a limiting step 411.
Further, the seat body 2 is detachably mounted on the frame 1, and a detachable locking assembly is further arranged between the seat frame 21 and the frame 1. The child chair is detachably arranged on the frame, and the child chair is simple in mounting and dismounting structure and convenient to operate. In addition, the mounting structure can be arranged in a forward mode and a reverse mode, so that the orientation of the child chair can be freely changed according to the use requirement.
Specifically, dismantle locking Assembly including locating rotate the embedding piece 51 of seat 41 relative seat frame articulated elements 211 one side, locate the spout 52 that seat frame articulated elements 211 outside can supply the embedding piece 51 card to go into, it follows to rotate to be equipped with on the seat 41 to embed retaining member 53 of 51 to spout 52 direction extension, be equipped with the confession in the spout 52 the lockhole 54 that retaining member 53 stretched into, just still be equipped with the button 55 that stretches into to the spout 52 on the seat frame articulated elements 211, through pressing button 55, can make retaining member 53 breaks away from the lockhole, spout 52 can imbed the motion of piece 51 relatively and realize seat and rotation seat or frame separation. Its simple structure, convenient operation, this scheme can make the relative frame of seat rotate through rotating after the seat unblock, and dismantles behind the locking Assembly unblock, and the seat can rotate the seat relatively and demolish, even like this seat rotation direction back, also can realize that the seat rotates and fold up.
In addition, the up end of retaining member 53 is the arcwall face, button 55 lower extreme stretch into in the spout 52 with retaining member 53 up end offsets, just the contact surface that button 55 offseted also is cambered surface or inclined plane. Thus, when unlocking, the button 55 is pressed to drive the locking member 53 to move towards the frame direction through the matching of the lower end inclined plane or the cambered surface, so that the locking member can be separated from the lock hole to finish unlocking.
More specifically, an inner concave portion 521 is further disposed below the locking hole 54 in the sliding groove 52, a through hole is further disposed in the inner concave portion 521, the contact arm 321 of the sliding latch 32 passes through the through hole and extends to the outer side of the seat frame hinge 211, and one end of the second latch 33 passes through the rotating seat and is disposed in the inner concave portion 521; moreover, the contact arm 321 extends no further than the recessed portion 521. The yield effect is achieved. Therefore, when the child chair is disassembled, the contact arm does not interfere the position, and the child chair can be smoothly disassembled or assembled.
Still further, a backrest angle adjusting assembly for adjusting an angle between the backrest frame 22 and the seat frame 21 is further provided between the backrest frame 22 and the seat frame 21. The angle of the backrest can be adjusted according to different use requirements, and different sitting postures can be adjusted.
Specifically, the peripheral wall of the first locking member 31 is provided with a plurality of adjusting bayonets 301 for the locking pins 81 to be inserted, and the angle of the backrest can be adjusted by separating the locking pins 81 and inserting the locking pins onto the other adjusting bayonets 301 through the unlocking button. The backrest frame can be folded by rotating towards the seat frame by utilizing the existing structure of the locking assembly after being unlocked by the unlocking device, and different backrest angles can be adjusted by rotating in a small range or rotating in the reverse direction.
Still further, a backrest height adjusting assembly for adjusting the height of the backrest frame 22 is further provided on the backrest frame 22. Still be equipped with back 220 on the back frame 22, back height control subassembly is including locating in back 220 and outstanding elasticity locating part 61 to the back 220 outside, be equipped with the regulation hole 62 that a plurality of elasticity locating parts 61 cards are gone into on the back frame 22, can adjust in the regulation hole 62 to different positions through adjusting elasticity locating part 61 card income the height of back 220. The backrest of the linkage folding children chair on the baby carriage has a height adjusting function, the height of the backrest can be adjusted in multiple gears by utilizing the form that the elastic limiting piece is matched with different adjusting holes on the backrest frame, and the backrest can move relative to the backrest frame only by pulling the backrest with force by adopting a structure of sliding adjustment and the elastic limiting piece, and the elastic limiting piece can be clamped into the corresponding adjusting hole under the action of elasticity when the backrest moves to be opposite to the adjusting hole, so that the height adjustment is completed. The backrest and the backrest frame can be relatively fixed without an independent unlocking structure.
In addition, one end of the elastic limiting piece 61 extending out of the backrest 220 is a spherical surface or a steel ball. The spherical structure can make the elastic limiting part 61 separate from the original adjusting hole by pulling the backrest with force when needing to adjust, so that the backrest can move to adjust the height.
Specifically, a return spring is further disposed between the inner side of the elastic limiting member 61 and the backrest 220.
The invention provides a linkage folding child chair on a baby carriage, wherein a child chair part is folded in a 2-segment mode, a backrest frame can rotate towards the direction of the seat frame to be folded, and the seat frame can rotate relative to the baby carriage to be folded for 2 times, so that the whole space of the folded and folded baby carriage is smaller, the baby carriage is convenient to store and place, after a locking assembly is unlocked by an unlocking device on the backrest frame, the seat locking assembly between the seat frame and a frame is unlocked in the process that the backrest frame can be folded towards the direction of the seat frame, and the seat can be folded together in the process of folding the backrest. The linked unlocking and folding mode makes the operation simpler. In addition, the folding form of the frame can be matched, so that the baby carriage can be folded in a retracted mode to the maximum extent.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the practice of the invention to the particular forms disclosed. Similar or identical methods, structures and the like, or several technical deductions or substitutions on the premise of the conception of the invention, are considered to be the protection scope of the invention.

Claims (10)

1. The linkage folding children chair applied to the baby carriage is characterized by comprising a seat body (2), the seat body (2) comprises a seat frame (21) and a backrest frame (22) hinged with the seat frame (21), and a locking component for limiting the rotation of the backrest frame (22) relative to the seat frame (21) is arranged at the hinged part of the seat frame (21) and the backrest frame (22), a seat locking component which limits the seat frame (21) to rotate relative to the baby carriage is arranged between the seat frame (21) and the baby carriage, an unlocking device (8) capable of unlocking the locking component is arranged on the backrest frame (22), after the locking component is unlocked, the backrest frame (22) can rotate towards the seat frame (21) to be folded, and when the backrest frame (22) rotates relative to the seat frame (21), the seat locking assembly can be unlocked, so that the seat frame (21) can rotate and fold relative to the baby carriage.
2. The folding child chair capable of being linked and applied to a baby carriage as claimed in claim 1, wherein an armrest (23) is further arranged between the backrest frame (22) and the seat frame (21), and when the backrest frame (22) rotates relative to the seat frame (21), the armrest (23) can be unlocked, so that the armrest (23) can rotate relative to the seat frame (21) and can be folded together.
3. The child chair of claim 2, wherein the backrest frame (22) has a backrest frame hinge member (221) at a lower end thereof, the seat frame (21) has a seat frame hinge member (211) cooperating with the backrest frame hinge member (221), the armrest (23) has an armrest hinge member (231) at a lower end thereof and located between the backrest frame hinge member (221) and the seat frame hinge member (211), the locking assembly comprises a first locking member (31) disposed between the backrest frame hinge member (221) and the seat frame hinge member (211) and connected to the seat frame hinge member (211), the unlocking device (8) comprises a locking pin (81) disposed on the backrest frame (22) and extending into the seat frame hinge member (211) to cooperate with the first locking member (31), and an unlocking button disposed on the backrest frame (22) and capable of pulling the locking pin (81) to move, And a connecting rope arranged between the unlocking button and the locking bolt (81), wherein the locking bolt (81) can be pulled to move towards the backrest frame (22) through the unlocking button, so that the backrest frame (22) can rotate relative to the seat frame (21) after being separated from the first locking piece (31).
4. The foldable linkage child chair applied to the stroller as claimed in claim 3, wherein a sliding latch (32) is further disposed on the first latch (31), a second latch (33) extending out of the seat frame hinge (211) and cooperating with the stroller is further disposed on the seat frame hinge (211), a contact arm (321) extending above the second latch (33) is disposed at a lower end of the sliding latch (32), a protrusion (2211) is disposed on an inner side of the back frame hinge (221), when the back frame (22) rotates relative to the seat frame (21), the sliding latch (32) is pressed by the protrusion (2211) to move the sliding latch (32) and the second latch (33) downward, and the seat frame (21) can rotate relative to the stroller to fold.
5. The folding child chair capable of being linked and used for the stroller as claimed in claim 4, wherein the upper end of the sliding latch member (32) is a tapered plug (322) with two low sides and a high middle part, and a return spring is further provided between the sliding latch member (32) and the first latch member (31).
6. The child chair capable of being linked and folded for use in a stroller as claimed in claim 4, wherein a protrusion (323) extending toward the armrest hinge member (231) is disposed on one side of the upper end of the sliding latch member (32), a bayonet (2311) for the protrusion (323) to be inserted is disposed on the inner peripheral wall of the armrest hinge member (231), the protrusion (323) is separated from the bayonet (2311) after moving down along with the sliding latch member (32), and the armrest (23) can rotate and fold relative to the seat frame (21).
7. A foldable interlocking child seat for a stroller according to claim 6, wherein a rotary seat (41) connected to the stroller is further provided outside the seat frame hinge member (211), and the second locking member (33) has one end located in the rotary seat (41) and the other end extending through the rotary seat (41) into the seat frame hinge member (211).
8. The child chair capable of being linked and folded for a stroller as claimed in claim 7, wherein a cavity (410) is formed at one end of the rotating seat (41) opposite to the stroller, a matching protrusion (42) extending into the cavity (410) is formed on the stroller, and a notch for the second locking member (33) to be locked is formed at the lower end of the matching protrusion (42).
9. The folding child chair capable of being linked and applied to a baby carriage as claimed in claim 8, wherein a convex limiting block (421) is arranged on the peripheral surface of the matching convex block (42), and a limiting step (411) is arranged on the inner wall of the cavity (410).
10. The linkage folding children's chair applied to the baby carriage as claimed in claim 7, wherein the seat body (2) is detachably mounted on the baby carriage, a dismounting locking assembly is further arranged between the seat frame (21) and the baby carriage, the dismounting locking assembly comprises an embedded block (51) arranged on one side of the rotating seat (41) relative to the seat frame hinged member (211), a sliding groove (52) arranged on the outer side of the seat frame hinged member (211) and used for clamping the embedded block (51), a locking member (53) extending from the embedded block (51) to the sliding groove (52) is arranged on the rotating seat (41), a locking hole (54) for the locking member (53) to extend into is arranged in the sliding groove (52), a button (55) extending into the sliding groove (52) is further arranged on the seat frame hinged member (211), and the locking member (53) can be separated from the locking hole by pressing the button (55), the sliding groove (52) can move relative to the embedded block (51) to separate the seat from the rotating seat or the frame.
CN202011427737.3A 2020-12-09 2020-12-09 Linkage folding child chair applied to baby carriage Pending CN112407016A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011427737.3A CN112407016A (en) 2020-12-09 2020-12-09 Linkage folding child chair applied to baby carriage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011427737.3A CN112407016A (en) 2020-12-09 2020-12-09 Linkage folding child chair applied to baby carriage

Publications (1)

Publication Number Publication Date
CN112407016A true CN112407016A (en) 2021-02-26

Family

ID=74775271

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011427737.3A Pending CN112407016A (en) 2020-12-09 2020-12-09 Linkage folding child chair applied to baby carriage

Country Status (1)

Country Link
CN (1) CN112407016A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023083975A3 (en) * 2021-11-10 2023-06-22 Wonderland Switzerland Ag Baby carrier
EP4212408A1 (en) * 2022-01-14 2023-07-19 BDG Produkcja Sp. z.o.o. Baby carriage chassis
TWI820749B (en) * 2021-06-16 2023-11-01 瑞士商明門瑞士股份有限公司 Seat and stroller

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI820749B (en) * 2021-06-16 2023-11-01 瑞士商明門瑞士股份有限公司 Seat and stroller
WO2023083975A3 (en) * 2021-11-10 2023-06-22 Wonderland Switzerland Ag Baby carrier
EP4212408A1 (en) * 2022-01-14 2023-07-19 BDG Produkcja Sp. z.o.o. Baby carriage chassis

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